For the second consecutive week, U.S. diesel fuel prices decreased in nearly every region this week. The Rocky Mountain region experienced the only increase in the United States, with prices rising $0.003 per gallon.

All other regions experienced decreases, with California experiencing the largest decline at $0.018 per gallon less than last week[2] and $0.144 per gallon less than a year ago.

National diesel costs declined since last week but have increased year-over-year. Diesel prices in the U.S. are $0.011 per gallon less than a week ago but $0.023 per gallon higher than a year ago.

6/03/13

Change From One Week Ago

Change From One Year Ago

U.S.

$3.869

-0.011

+0.023

East Coast

$3.855

-0.009

-0.031

New England

$3.984

-0.007

-0.052

Central Atlantic

$3.920

-0.008

-0.048

Lower Atlantic

$3.783

-0.009

-0.014

Midwest

$3.900

-0.016

+0.154

Gulf Coast

$3.770

-0.005

+0.013

Rocky Mountain

$3.866

+0.003

-0.053

West Coast

$4.968

-0.018

-0.133

West Coast less California

$3.899

-0.018

-0.123

California

$4.025

-0.019

-0.144

Source: U.S. Energy Information Administration (dollars per gallon, prices include all taxes).